B&K 1794 instruction manual Unit Directly Goes to CC, Unit Directly Goes To CC

Models: 1794

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( G ) UNIT DIRECTLY GOES TO CC.

UNIT DIRECTLY GOES

TO CC

Is Shunt Resistor open OR

Dry Soldered ?

N

Is IC LM324 OK ?

Y

Is Current select Preset

R21 Open ?

N

Is Remote Sense Terminal

Pressed ?

Y

Ensure Remote Sense Switch is Unpressed in Normal Condition.

Y

Replace Shunt Resistor

 

if necessary.

N

Replace It.

Y

Replace It.

1.Check the Shunt Resistor ( 0.025E / 25E ). It might be Open or Dry Soldered.

2.Check IC LM 324. It might be Damaged.

3.Current select Preset R21 might be Open.

6.Remote Sense Terminal might be Pressed on No Load.

22

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B&K 1794 instruction manual Unit Directly Goes to CC, Unit Directly Goes To CC